Paving stone



FIG. 1 is a perspective view of a paving stone showing my new design, the same being generally cube-shaped and depicting the top and two sides thereof;

FIG. 2 is a top plan view of the paving stone depicted in FIG. 1;

FIG. 3 is a perspective view of the paving stone rotated clockwise ninety degrees with respect to FIG. 1; and,

FIG. 4 is a plan view showing the top surface of FIG. 3.

The surface(s) or portion(s) of the article not shown in the drawing or described in the supecificant form(s) no part of the claimed design. 

The ornamental design for a paving stone, as shown and described. 